Pith Number

pith:KKWGQUN5

pith:2026:KKWGQUN5SZRBM6B6QNKIDRMIEW

not attested not anchored not stored refs pending

PIT-SUN: A Deployable Empirical Marginal Transform Framework with Expectation-Consistent Recovery for Regression in Recommender Systems

Dewei Leng, Kun Gai, Mingyu Zhao, Xu Zhang, Yanan Niu, Zhaohan li, Zhenxiong Miao

arxiv:2607.08202 v1 · 2026-07-09 · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKWGQUN5SZRBM6B6QNKIDRMIEW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-10T01:19:29.618338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52ac6851bd966216783e835481c58825b831ed691e1cac742f712234d2a05cb9

Aliases

arxiv: 2607.08202 · arxiv_version: 2607.08202v1 · doi: 10.48550/arxiv.2607.08202 · pith_short_12: KKWGQUN5SZRB · pith_short_16: KKWGQUN5SZRBM6B6 · pith_short_8: KKWGQUN5

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KKWGQUN5SZRBM6B6QNKIDRMIEW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 52ac6851bd966216783e835481c58825b831ed691e1cac742f712234d2a05cb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8223f7546c6f11407564d511c8d08c0fef9c6d24a84cc4a2f184d7ce03e1f9d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-09T08:00:06Z",
    "title_canon_sha256": "13e17387bfd3e64db2e7a88a05e86152a59860018aede854011a851de4a6209d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08202",
    "kind": "arxiv",
    "version": 1
  }
}